CAD-RADS 2.0

CCTA Reporting System

Dominance
Required in structured CCTA report
00%11–24%225–49%350–69%470–99%5100%N/ENon-eval

Left Main (LM)

0/1
5
Left Main

Left Anterior Descending (LAD)

0/4
6
Proximal LAD
7
Mid LAD
8
Distal LAD
9
D1 — First Diagonal
10
D2 — Second Diagonal(opt)

Left Circumflex (LCX)

0/3
11
Proximal LCX
12
OM1 — First Obtuse Marginal
13
Mid / Distal LCX
14
OM2 — Second Obtuse Marginal(opt)
15
Ramus Intermedius(opt)

Right Coronary Artery (RCA)

0/4
1
Proximal RCA
2
Mid RCA
3
Distal RCA
4
Right PDA
16
Right PL(opt)

Coronary Map

AoLADLCXRCALCXLMLM — Not gradedLMProx — Not gradedProxD1 — Not gradedD1Mid — Not gradedMidD2 — Not gradedD2Dist — Not gradedDistProx — Not gradedProxOM1 — Not gradedOM1Mid — Not gradedMidOM2 — Not gradedOM2R.I. — Not gradedR.I.Prox — Not gradedProxMid — Not gradedMidDist — Not gradedDistPDA — Not gradedPDAPL — Not gradedPL
Ungraded012345N/E

CAD-RADS Score

Grade segments to calculate score

0/12 mandatory segments graded